var util = require('util');
console.log('Current directory:'+process.cwd());
console.log('current pid:'+process.pid);
var start = process.hrtime();
setTimeout(function(){
	var delva = process.hrtime(start);
	console.log('tsecond:'+delva[0]+',vsecond:'+delva[1]);
},1000);
process.stdin.on('data',(data)=>{
	console.log('your input is '+data.toString());
});